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579D Knuckleboom Loader

  • OVERVIEW
  • SPECIFICATIONS
  • STANDARD / OPTIONAL
PRODUCT DESCRIPTION

Engine
  • Gross Power - 173 HP
  • Engine Model - Cat C4.4 ACERT
  • Gross Power - 1,800 rpm - 173 HP
  • Weights
  • Operating Weight - 36500 lb
  • Counterweight - 1440 lb
  • Operating Weight - Without Grapple - 36500 lb
  • Operating Specifications
  • Knuckleboom Length - 32 ft
  • Swing Speed - 9.5 r/min
  • Maximum Reach - Standard Boom - 32 ft
  • Note - *Theoretical
  • Swing Bearing - Diameter - Ball Path - 43.5 in
  • Swing Torque* - 73800 ft·lbf
  • Tail Swing - 108.2 in
  • Service Refill Capacities
  • Hydraulic Tank - 80 gal (US)
  • Fuel Tank - 100 gal (US)
  • Cooling System - 7.5 gal (US)
  • Engine Oil - 2.1 gal (US)
  • Swing Drive - 2.6 gal (US)
  • Hydraulic System
  • Cylinders - Main - one
  • Cylinders - Stabilizers - four
  • Cylinders - Stick - one
  • Hydraulic Oil Flow at 1,800 rpm - 230/230 L/min (60/60 gal/min)
  • Hydraulic Pressure - Swing - 3625 psi
  • Hydraulic Pressure - System - 3625 psi
  • Dimensions
  • Stabilizer Pad Size - 508 × 711 mm (20 × 28 in)
  • Stabilizer Reach Below Grade - 15.5 in
  • Stabilizer Spread - Maximum Down Reach - 166.8 in
  • Height - Top of Cab - 159.1 in
  • Stabilizer Spread - Grade - 183.8 in
  • Standards
  • OFPS - OFPS cab meets SAE J2267
  • Shipping Dimensions - Mounted Trailer
  • Height - 159.1 in
  • Width - 101.3 in
  • Dimensions
  • Note - 579D dimensions are on suspension trailer.
  • GLK Series Grapples - GLK48
  • Area (tip to tip) - 3 ft²
  • Close - 4.5 in
  • Height - Open - Excluding Rotation - 45.1 in
  • Height - Open - Including Rotation - 66 in
  • Note - All specifications are approximate.
  • Open - 48 in
  • Weight - Excluding Rotation - 1407 lb
  • Weight - Including Rotation - 1907 lb
  • GLK Series Grapples - GLK55
  • Area (tip to tip) - 3.8 ft²
  • Close - 5 in
  • Height - Open - Excluding Rotation - 46.7 in
  • Height - Open - Including Rotation - 68 in
  • Note - All specifications are approximate.
  • Open - 54 in
  • Weight - Excluding Rotation - 1411 lb
  • Weight - Including Rotation - 1911 lb
  • Service Refill Capacities
  • DEF Tank - 5 gal (US)